Moving Straight Ahead Review - Math - 2nd hour

What is the constant of proportionality in the equation

y = 4x

• 1

• 4

• x

• y

Tags

CCSS.7.RP.A.2B

Which equation shows a linear relationship?

• y = 5 + 2x

• y = x²

• y = 7 ÷ x

Tags

CCSS.8.F.A.3

Mike's Music charges $45 an hour.

Which equation shows this relationship?

• y = 45 + x

• y = 45

• y = 45x

• y = 1x

Tags

CCSS.7.RP.A.2C

Tim's Tunes charges $80 plus $25 for each hour.

Which equation shows this relationship?

• y = 105x

• y = 25x

• y = 80x + 25

• y = 80 + 25x

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Mike's Music charges $45 per hour. Tim's Tunes charges $80 plus $25 per hour. At what number of hours will each DJ charge the same amount of money?

• 5 hours

• 4 hours

• 4 hours and 30 minutes

• 6 hours

Tags

CCSS.8.EE.C.8C

Mike's Music charges $45 per hour. Tim's Tunes charges $80 plus $25 per hour.

If you have $240, how many hours will Mike's Music play?

• 5 ⅓ hours

• 6 hours

• 5 hours

• 6 2/5 hours

Tags

CCSS.7.EE.B.3

Mike's Music charges $45 per hour. Tim's Tunes charges $80 plus $25 per hour.

If you had $240, how many hours would Tim's Tunes play?

• 9.6 hours

• 7 hours

• 6.4 hours

• 6 hours

Tags

CCSS.7.EE.B.4A

Mike's Music charges $45 per hour. Tim's Tunes charges $80 plus $25 per hour.

If Mike's Music played for 5 hours, how much money would he charge?

• $205

• $100

• $200

• $225

Mike's Music charges $45 per hour. Tim's Tunes charges $80 plus $25 per hour.

If Tim's Tunes played for 5 hours, how much would he charge?

• $200

• $205

• $300

• $225

Tim's Tunes charges $80 plus $25 per hour.

Tim wants to earn $480. Write an inequality for the number of hours he would need to work.

• $480 < 80 + 25x

• $80 > $480 + 25x

• $480 < 105x

• $480 < 80x + 25

Tags

CCSS.7.EE.B.4B